diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9fac20cc..de94d64d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -35,12 +35,10 @@ jobs:
 
       - name: Set environments
         run: |
-          {
-            echo "version=v$(grep versionName app/build.gradle | awk '{print $2}' | tr -d \")"
-            echo "line_ver_code=$(grep HOOK_TARGET_VERSION app/build.gradle | awk '{print $4}' | tr -d \'\")"
-            echo "commit=$(echo ${{ github.sha }} | cut -c-7)"
-            echo "repo=$(echo ${GITHUB_REPOSITORY#$GITHUB_REPOSITORY_OWNER/})"
-          } >> $GITHUB_ENV
+          echo "version=v$(grep versionName app/build.gradle | awk '{print $2}' | tr -d \")" >> $GITHUB_ENV
+          echo "line_ver_code=$(grep HOOK_TARGET_VERSION app/build.gradle | awk '{print $4}' | tr -d \'\")" >> $GITHUB_ENV
+          echo "commit=$(echo ${{ github.sha }} | cut -c-7)" >> $GITHUB_ENV
+          echo "repo=$(echo ${GITHUB_REPOSITORY#$GITHUB_REPOSITORY_OWNER/})" >> $GITHUB_ENV
 
       - name: Set LINE Original Version Name
         run: echo "line_ver=$(echo '${{ env.line_ver_code }}' | awk '{print substr($0,1,2)"."substr($0,3,2)"."int(substr($0,5,1))}')" >> $GITHUB_ENV
@@ -65,19 +63,17 @@ jobs:
       - name: Release check
         if: github.event.inputs.release == 'true'
         run: |
-          if [ "${{ secrets.STORE_FILE }}" == "" ]; then
+          if [ -z "${{ secrets.STORE_FILE }}" ]; then
             echo -e "\nERROR!\nTo release, you need to set up a signing key!\n"
             echo "STORE_FILE: A Base64 encoded string of the signing key in JKS format"
             echo "STORE_PASSWORD: Key store password"
             echo "KEY_ALIAS: Key alias"
             echo "KEY_PASSWORD: Key password"
-            echo ""
             exit 1
           fi
           if [ "${{ steps.previous.outputs.tag }}" == "${{ env.version }}" ]; then
             echo -e "\nERROR!\nThe same tag already exists!\n"
             echo "Please change versionName in build.gradle"
-            echo ""
             exit 1
           fi
 
@@ -108,7 +104,7 @@ jobs:
           echo "Patching LIME..."
           java -jar lspatch.jar "line-${{ env.line_ver }}.apk" -m "app/build/outputs/apk/debug/app-debug.apk" -l 2 -v || { echo "Patching failed"; exit 1; }
 
-          # ここで生成されたAPKファイルをリスト表示
+          # 生成されたAPKファイルをリスト表示
           echo "生成されたAPKファイル:"
           ls -la line-*-lspatched.apk